tt-rss.js

   1 var xmlhttp = false;
   2
   3 var total_unread = 0;
   4 var first_run = true;
   5
   6 var display_tags = false;
   7
   8 var global_unread = -1;
   9
  10 var active_title_text = "";
  11
  12 var current_subtitle = "";
  13
  14 /*@cc_on @*/
  15 /*@if (@_jscript_version >= 5)
  16 // JScript gives us Conditional compilation, we can cope with old IE versions.
  17 // and security blocked creation of the objects.
  18 try {
  19         xmlhttp = new ActiveXObject("Msxml2.XMLHTTP");
  20 } catch (e) {
  21         try {
  22                 xmlhttp = new ActiveXObject("Microsoft.XMLHTTP");
  23         } catch (E) {
  24                 xmlhttp = false;
  25         }
  26 }
  27 @end @*/
  28
  29 if (!xmlhttp && typeof XMLHttpRequest!='undefined') {
  30         xmlhttp = new XMLHttpRequest();
  31 }
  32
  33 function toggleTags() {
  34         display_tags = !display_tags;
  35
  36         var p = document.getElementById("dispSwitchPrompt");
  37
  38         if (display_tags) {
  39                 p.innerHTML = "display feeds";
  40         } else {
  41                 p.innerHTML = "display tags";
  42         }
  43
  44         updateFeedList();
  45 }
  46
  47 function dlg_frefresh_callback() {
  48         if (xmlhttp.readyState == 4) {
  49                 notify(xmlhttp.responseText);
  50                 updateFeedList(false, false);
  51                 closeDlg();
  52         }
  53 }
  54
  55 function dlg_submit_callback() {
  56         if (xmlhttp.readyState == 4) {
  57                 notify(xmlhttp.responseText);
  58                 closeDlg();
  59         }
  60 }
  61
  62 function dlg_display_callback() {
  63         if (xmlhttp.readyState == 4) {
  64                 var dlg = document.getElementById("userDlg");
  65                 var dlg_s = document.getElementById("userDlgShadow");
  66
  67                 dlg.innerHTML = xmlhttp.responseText;
  68                 dlg_s.style.display = "block";
  69         }
  70 }
  71
  72 function refetch_callback() {
  73         if (xmlhttp.readyState == 4) {
  74                 try {
  75
  76                         if (!xmlhttp.responseXML) {
  77                                 notify("refetch_callback: backend did not return valid XML");
  78                                 return;
  79                         }
  80
  81                         var reply = xmlhttp.responseXML.firstChild;
  82
  83                         if (!reply) {
  84                                 notify("refetch_callback: backend did not return expected XML object");
  85                                 return;
  86                         }
  87
  88                         var error_code = reply.getAttribute("error-code");
  89
  90                         if (error_code && error_code != 0) {
  91                                 return fatalError(error_code);
  92                         }
  93
  94                         var f_document = window.frames["feeds-frame"].document;
  95
  96                         for (var l = 0; l < reply.childNodes.length; l++) {
  97                                 var id = reply.childNodes[l].getAttribute("id");
  98                                 var ctr = reply.childNodes[l].getAttribute("counter");
  99
 100                                 var feedctr = f_document.getElementById("FEEDCTR-" + id);
 101                                 var feedu = f_document.getElementById("FEEDU-" + id);
 102                                 var feedr = f_document.getElementById("FEEDR-" + id);
 103
 104                                 if (id == "global-unread") {
 105                                         global_unread = ctr;
 106                                         continue;
 107                                 }
 108
 109                                 if (feedctr && feedu && feedr) {
 110
 111                                         feedu.innerHTML = ctr;
 112
 113                                         if (ctr > 0) {
 114                                                 feedctr.className = "odd";
 115                                                 if (!feedr.className.match("Unread")) {
 116                                                         feedr.className = feedr.className + "Unread";
 117                                                 }
 118                                         } else {
 119                                                 feedctr.className = "invisible";
 120                                                 feedr.className = feedr.className.replace("Unread", "");
 121                                         }
 122                                 }
 123                         }
 124
 125                         updateTitle("");
 126                         notify("All feeds updated.");
 127                 } catch (e) {
 128                         exception_error("refetch_callback", e);
 129                 }
 130         }
 131 }
 132
 133 function backend_sanity_check_callback() {
 134
 135         if (xmlhttp.readyState == 4) {
 136
 137                 try {
 138
 139                         if (!xmlhttp.responseXML) {
 140                                 fatalError(3);
 141                                 return;
 142                         }
 143
 144                         var reply = xmlhttp.responseXML.firstChild;
 145
 146                         if (!reply) {
 147                                 fatalError(3);
 148                                 return;
 149                         }
 150
 151                         var error_code = reply.getAttribute("error-code");
 152
 153                         if (error_code && error_code != 0) {
 154                                 return fatalError(error_code);
 155                         }
 156
 157                         init_second_stage();
 158
 159                 } catch (e) {
 160                         exception_error("backend_sanity_check_callback", e);
 161                 }
 162         }
 163 }
 164
 165 function scheduleFeedUpdate(force) {
 166
 167         notify("Updating feeds in background...");
 168
 169 //      document.title = "Tiny Tiny RSS - Updating...";
 170
 171         updateTitle("Updating");
 172
 173         var query_str = "backend.php?op=rpc&subop=";
 174
 175         if (force) {
 176                 query_str = query_str + "forceUpdateAllFeeds";
 177         } else {
 178                 query_str = query_str + "updateAllFeeds";
 179         }
 180
 181         var omode;
 182
 183         if (display_tags) {
 184                 omode = "t";
 185         } else {
 186                 omode = "fl";
 187         }
 188
 189         query_str = query_str + "&omode=" + omode;
 190
 191         if (xmlhttp_ready(xmlhttp)) {
 192                 xmlhttp.open("GET", query_str, true);
 193                 xmlhttp.onreadystatechange=refetch_callback;
 194                 xmlhttp.send(null);
 195         } else {
 196                 printLockingError();
 197         }
 198 }
 199
 200 function updateFeedList(silent, fetch) {
 201
 202 //      if (silent != true) {
 203 //              notify("Loading feed list...");
 204 //      }
 205
 206         var query_str = "backend.php?op=feeds";
 207
 208         if (display_tags) {
 209                 query_str = query_str + "&tags=1";
 210         }
 211
 212         if (getActiveFeedId()) {
 213                 query_str = query_str + "&actid=" + getActiveFeedId();
 214         }
 215
 216         if (fetch) query_str = query_str + "&fetch=yes";
 217
 218         var feeds_frame = document.getElementById("feeds-frame");
 219
 220         feeds_frame.src = query_str;
 221 }
 222
 223 function catchupAllFeeds() {
 224
 225         var query_str = "backend.php?op=feeds&subop=catchupAll";
 226
 227         notify("Marking all feeds as read...");
 228
 229         var feeds_frame = document.getElementById("feeds-frame");
 230
 231         feeds_frame.src = query_str;
 232
 233         global_unread = 0;
 234         updateTitle("");
 235
 236 }
 237
 238 function viewCurrentFeed(skip, subop) {
 239
 240         if (getActiveFeedId()) {
 241                 viewfeed(getActiveFeedId(), skip, subop);
 242         } else {
 243                 disableContainerChildren("headlinesToolbar", false, document);
 244                 viewfeed(-1, skip, subop); // FIXME
 245         }
 246 }
 247
 248 function viewfeed(feed, skip, subop) {
 249         var f = window.frames["feeds-frame"];
 250         f.viewfeed(feed, skip, subop);
 251 }
 252
 253 function timeout() {
 254         scheduleFeedUpdate(false);
 255         setTimeout("timeout()", 1800*1000);
 256 }
 257
 258 function resetSearch() {
 259         var searchbox = document.getElementById("searchbox")
 260
 261         if (searchbox.value != "" && getActiveFeedId()) {
 262                 searchbox.value = "";
 263                 viewfeed(getActiveFeedId(), 0, "");
 264         }
 265 }
 266
 267 function search() {
 268         viewCurrentFeed(0, "");
 269 }
 270
 271 function localPiggieFunction(enable) {
 272         if (enable) {
 273                 var query_str = "backend.php?op=feeds&subop=piggie";
 274
 275                 if (xmlhttp_ready(xmlhttp)) {
 276
 277                         xmlhttp.open("GET", query_str, true);
 278                         xmlhttp.onreadystatechange=feedlist_callback;
 279                         xmlhttp.send(null);
 280                 }
 281         }
 282 }
 283
 284 function localHotkeyHandler(keycode) {
 285
 286 /*      if (keycode == 78) {
 287                 return moveToPost('next');
 288         }
 289
 290         if (keycode == 80) {
 291                 return moveToPost('prev');
 292         } */
 293
 294         if (keycode == 82) { // r
 295                 return scheduleFeedUpdate(true);
 296         }
 297
 298         if (keycode == 85) { // u
 299                 if (getActiveFeedId()) {
 300                         return viewfeed(getActiveFeedId(), 0, "ForceUpdate");
 301                 }
 302         }
 303
 304         if (keycode == 65) { // a
 305                 return toggleDispRead();
 306         }
 307
 308         var f_doc = window.frames["feeds-frame"].document;
 309         var feedlist = f_doc.getElementById('feedList');
 310
 311         if (keycode == 74) { // j
 312                 var feed = getActiveFeedId();
 313                 var new_feed = getRelativeFeedId(feedlist, feed, 'prev');
 314                 if (new_feed) viewfeed(new_feed, 0, '');
 315         }
 316
 317         if (keycode == 75) { // k
 318                 var feed = getActiveFeedId();
 319                 var new_feed = getRelativeFeedId(feedlist, feed, 'next');
 320                 if (new_feed) viewfeed(new_feed, 0, '');
 321         }
 322
 323 //      notify("KC: " + keycode);
 324
 325 }
 326
 327 // if argument is undefined, current subtitle is not updated
 328 // use blank string to clear subtitle
 329 function updateTitle(s) {
 330         var tmp = "Tiny Tiny RSS";
 331
 332         if (s && s.length > 0) {
 333                 current_subtitle = s;
 334         }
 335
 336         if (global_unread > 0) {
 337                 tmp = tmp + " (" + global_unread + ")";
 338         }
 339
 340         if (s) {
 341                 tmp = tmp + " - " + current_subtitle;
 342         }
 343
 344         if (active_title_text.length > 0) {
 345                 tmp = tmp + " > " + active_title_text;
 346         }
 347
 348         document.title = tmp;
 349 }
 350
 351 function genericSanityCheck() {
 352
 353         if (!xmlhttp) fatalError(1);
 354
 355         setCookie("ttrss_vf_test", "TEST");
 356
 357         if (getCookie("ttrss_vf_test") != "TEST") {
 358                 fatalError(2);
 359         }
 360
 361         return true;
 362 }
 363
 364 function init() {
 365
 366         try {
 367
 368                 disableContainerChildren("headlinesToolbar", true);
 369
 370                 if (!genericSanityCheck())
 371                         return;
 372
 373                 xmlhttp.open("GET", "backend.php?op=rpc&subop=sanityCheck", true);
 374                 xmlhttp.onreadystatechange=backend_sanity_check_callback;
 375                 xmlhttp.send(null);
 376
 377         } catch (e) {
 378                 exception_error("init", e);
 379         }
 380 }
 381
 382 function init_second_stage() {
 383
 384         try {
 385
 386                 setCookie("ttrss_vf_actfeed", "");
 387
 388                 updateFeedList(false, false);
 389                 document.onkeydown = hotkey_handler;
 390
 391                 var content = document.getElementById("content");
 392
 393                 if (getCookie("ttrss_vf_vmode")) {
 394                         var viewbox = document.getElementById("viewbox");
 395                         viewbox.value = getCookie("ttrss_vf_vmode");
 396                 }
 397
 398                 if (getCookie("ttrss_vf_limit")) {
 399                         var limitbox = document.getElementById("limitbox");
 400                         limitbox.value = getCookie("ttrss_vf_limit");
 401                 }
 402
 403         //      if (getCookie("ttrss_vf_actfeed")) {
 404         //              viewfeed(getCookie("ttrss_vf_actfeed"), 0, '');
 405         //      }
 406
 407         //      setTimeout("timeout()", 2*1000);
 408         //      scheduleFeedUpdate(true);
 409
 410         } catch (e) {
 411                 exception_error("init_second_stage", e);
 412         }
 413 }
 414
 415 function quickMenuGo() {
 416
 417         var chooser = document.getElementById("quickMenuChooser");
 418         var opid = chooser[chooser.selectedIndex].id;
 419
 420         if (opid == "qmcPrefs") {
 421                 gotoPreferences();
 422         }
 423
 424         if (opid == "qmcAdvSearch") {
 425                 displayDlg("search");
 426                 return;
 427         }
 428
 429         if (opid == "qmcAddFeed") {
 430                 displayDlg("quickAddFeed");
 431                 return;
 432         }
 433
 434         if (opid == "qmcRemoveFeed") {
 435                 var actid = getActiveFeedId();
 436
 437                 if (!actid) {
 438                         notify("Please select some feed first.");
 439                         return;
 440                 }
 441
 442                 displayDlg("quickDelFeed", actid);
 443                 return;
 444         }
 445
 446         if (opid == "qmcUpdateFeeds") {
 447                 scheduleFeedUpdate(true);
 448                 return;
 449         }
 450
 451         if (opid == "qmcCatchupAll") {
 452                 catchupAllFeeds();
 453                 return;
 454         }
 455
 456         if (opid == "qmcShowOnlyUnread") {
 457                 toggleDispRead();
 458                 return;
 459         }
 460
 461         if (opid == "qmcAddFilter") {
 462                 displayDlg("quickAddFilter", getActiveFeedId());
 463         }
 464
 465 }
 466
 467 function qafAdd() {
 468
 469         if (!xmlhttp_ready(xmlhttp)) {
 470                 printLockingError();
 471                 return
 472         }
 473
 474         var link = document.getElementById("qafInput");
 475
 476         if (link.value.length == 0) {
 477                 notify("Missing feed URL.");
 478         } else {
 479                 notify("Adding feed...");
 480
 481                 var feeds_doc = window.frames["feeds-frame"].document;
 482
 483                 feeds_doc.location.href = "backend.php?op=error&msg=Loading,%20please wait...";
 484
 485                 xmlhttp.open("GET", "backend.php?op=pref-feeds&quiet=1&subop=add&link=" +
 486                         param_escape(link.value), true);
 487                 xmlhttp.onreadystatechange=dlg_frefresh_callback;
 488                 xmlhttp.send(null);
 489
 490                 link.value = "";
 491
 492         }
 493 }
 494
 495 function qaddFilter() {
 496
 497         if (!xmlhttp_ready(xmlhttp)) {
 498                 printLockingError();
 499                 return
 500         }
 501
 502         var regexp = document.getElementById("fadd_regexp");
 503         var match = document.getElementById("fadd_match");
 504         var feed = document.getElementById("fadd_feed");
 505         var action = document.getElementById("fadd_action");
 506
 507         if (regexp.value.length == 0) {
 508                 notify("Missing filter expression.");
 509         } else {
 510                 notify("Adding filter...");
 511
 512                 var v_match = match[match.selectedIndex].text;
 513                 var feed_id = feed[feed.selectedIndex].id;
 514                 var action_id = action[action.selectedIndex].id;
 515
 516                 xmlhttp.open("GET", "backend.php?op=pref-filters&quiet=1&subop=add&regexp=" +
 517                         param_escape(regexp.value) + "&match=" + v_match +
 518                         "&fid=" + param_escape(feed_id) + "&aid=" + param_escape(action_id), true);
 519
 520                 xmlhttp.onreadystatechange=dlg_submit_callback;
 521                 xmlhttp.send(null);
 522
 523                 regexp.value = "";
 524         }
 525
 526 }
 527
 528
 529 function displayDlg(id, param) {
 530
 531         notify("");
 532
 533         xmlhttp.open("GET", "backend.php?op=dlg&id=" +
 534                 param_escape(id) + "&param=" + param_escape(param), true);
 535         xmlhttp.onreadystatechange=dlg_display_callback;
 536         xmlhttp.send(null);
 537
 538 }
 539
 540 function closeDlg() {
 541         var dlg = document.getElementById("userDlgShadow");
 542         dlg.style.display = "none";
 543 }
 544
 545 function qfdDelete(feed_id) {
 546
 547         notify("Removing feed...");
 548
 549         var feeds_doc = window.frames["feeds-frame"].document;
 550         feeds_doc.location.href = "backend.php?op=error&msg=Loading,%20please wait...";
 551
 552         xmlhttp.open("GET", "backend.php?op=pref-feeds&subop=remove&ids=" + feed_id);
 553         xmlhttp.onreadystatechange=dlg_frefresh_callback;
 554         xmlhttp.send(null);
 555 }
 556
 557
 558 function allFeedsMenuGo() {
 559         var chooser = document.getElementById("allFeedsChooser");
 560
 561         var opname = chooser[chooser.selectedIndex].text;
 562
 563         if (opname == "Update") {
 564                 scheduleFeedUpdate(true);
 565                 return;
 566         }
 567
 568         if (opname == "Mark as read") {
 569                 catchupAllFeeds();
 570                 return;
 571         }
 572
 573         if (opname == "Show only unread") {
 574                 toggleDispRead();
 575                 return;
 576         }
 577
 578 }
 579
 580 function updateFeedTitle(t) {
 581         active_title_text = t;
 582         updateTitle();
 583 }
 584
 585 function toggleDispRead() {
 586         var hide_read_feeds = (getCookie("ttrss_vf_hreadf") == 1);
 587
 588         hide_read_feeds = !hide_read_feeds;
 589
 590         var feeds_doc = window.frames["feeds-frame"].document;
 591
 592         hideOrShowFeeds(feeds_doc, hide_read_feeds);
 593
 594         if (hide_read_feeds) {
 595                 setCookie("ttrss_vf_hreadf", 1);
 596         } else {
 597                 setCookie("ttrss_vf_hreadf", 0);
 598         }
 599
 600 }
 601
 602